[builds-only] back to the "official" quay image for Ceph + workaround

Author: glpatcern

docker/Dockerfile.revad-ceph

@@ -16,11 +16,14 @@
 # granted to it by virtue of its status as an Intergovernmental Organization
 # or submit itself to any jurisdiction.
 
-FROM cern/alma9-base
+FROM quay.io/ceph/ceph:v18
 
 RUN mkdir -p /etc/selinux/config
 
-COPY docker/ceph9el.repo /etc/yum.repos.d/
+# this is a workaround as the Ceph docker image is still based on CentOS 8 Stream, which is EOL
+RUN sed -i 's/mirrorlist/#mirrorlist/g' /etc/yum.repos.d/CentOS-*
+RUN sed -i 's|#baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g' /etc/yum.repos.d/CentOS-*
+
 RUN dnf update --exclude=ceph-iscsi,chrony -y && dnf install -y \
   git \
   gcc \